Whatever someone is willing to pay and you are willing to accept.
A browning 351MN0117 rifle costs between $500 and $1000.
100-1000 USD
Browning never made a pump action rifle.Please check the manufacturing name on your rifle again.
Last year I bought a Browning A-bolt 22 rifle for 300 dollars.It was new in the box.
Made in 1982, your rifle is a Grade I, worth $700-$900, depending on condition.
100-1000 USD or so
50-500 usd
10-400 usd
this riffles worth 2 gramd or keep it.
50-350 usd
100-1000 USD or so
100-450 usd